Home / 12,830,808-17,702,155.53-7,320,224.10

Finding the Fourth Proportional to 12,830,808, 17,702,155.53 and 7,320,224.10

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Solution

The fourth proportional to 12,830,808, 17,702,155.53 and 7,320,224.10 is: 10,099,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,830,808 : 17,702,155.53 = 7,320,224.10 : x
  2. Step 2: Convert to fraction form
    12,830,808/17,702,155.53 = 7,320,224.10/x
  3. Step 3: Cross multiply
    12,830,808x = 17,702,155.53 × 7,320,224.10
  4. Step 4: Simplify right side
    12,830,808x = 129,583,745,532,654.28
  5. Step 5: Solve for x
    x = 129,583,745,532,654.28/12,830,808
  6. Step 6: Final answer
    x = 10,099,422.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.